Volcano earthquake report for Saturday, 19 Jun 2021

Quakes detected near: Bardarbunga (7 quakes between mag 0.2-1.1), Campi Flegrei (Phlegrean Fields) (2 quakes between mag 1.7-3.0), Clear Lake (20 quakes between mag 0.3-1.5), Coso (10 quakes between mag 0.4-1.5), Don Joao de Castro Bank (5 quakes between mag 2.3-3.5), Fourpeaked (3 quakes between mag 1.1-1.3)
Hrómundartindur (3 quakes between mag 0.3-1.3), Kalatungan (1 quake mag 1.9), Katla (2 quakes between mag 0.3-1.2), Katmai (1 quake mag 1.7), Kverkfjöll (2 quakes between mag 0.3-1.2), Long Valley (3 quakes between mag 0.5-1.9), Monte Albano (1 quake mag 1.8), Nevados Casiri (1 quake mag 3.4), Numazawa (1 quake mag 2.7), Paricutín (Michoacán-Guanajuato) (3 quakes between mag 3.5-3.8), Salton Buttes (19 quakes between mag 0.6-1.9), San Salvador (1 quake mag 2.5), Tjörnes Fracture Zone (1 quake mag 1.1), Öraefajökull (2 quakes between mag 0.5-1.1) (updated 23h50)

Note: Earthquakes within 20 km from and at depths less than 20 km under active volcanoes are reported. The list is not complete because many volcanoes are not monitored and/or seismic data in high resolution is not available publicly.

Volcanoes with recent earthquakes above magnitude 2 or more than 10 quakes are listed below:

Campi Flegrei (Phlegrean Fields) volcano (Italy): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano at nearly the same time (18:28 UTC). Hypocenter depths ranged between 10.0 and 2.3 km.
Earthquake details:
Unconfirmed quake reported: 12 km west of nepalasa, Naples, Campania, Italy, 19 June 2021 18:28 GMT (1 km WNW)
1.7 quake 5.3 km west of Fuorigrotta, Naples, Campania, Italy, 19 June 2021 18:27 GMT (0 km ENE)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Clear Lake volcano (California): 20 earthquakes up to magnitude 1.5

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 48 minutes ago. Hypocenter depths ranged between 4.7 and 0.8 km.
Earthquake details: (only 5 largest)
1.5 quake 9km WNW of Cobb, CA, 19 June 2021 03:57 GMT (15 km SSW)
1.3 quake 3km E of Lower Lake, CA, 19 June 2021 03:24 GMT (18 km ESE)
1.0 quake 7km W of Cobb, CA, 19 June 2021 19:26 GMT (15 km SSW)
1.0 quake 7km W of Cobb, CA, 19 June 2021 18:27 GMT (16 km S)
1.0 quake 7km W of Cobb, CA, 19 June 2021 17:50 GMT (15 km S)
All earthquakes at Clear Lake

Don Joao de Castro Bank volcano (Azores): 5 earthquakes up to magnitude 3.5

5 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 17 hours ago. Hypocenter depths ranged between 1.0 and 0.0 km.
Earthquake details:
3.5 quake North Atlantic Ocean, 98 km northwest of Ponta Delgada, Azores, Portugal, 19 June 2021 05:01 GMT (6 km S)
3.5 quake North Atlantic Ocean, 72 km southeast of Angra do Heroismo, Azores, Portugal, 19 June 2021 03:47 GMT (7 km SSW)
2.6 quake North Atlantic Ocean, 99 km northwest of Ponta Delgada, Azores, Portugal, 19 June 2021 05:04 GMT (5 km SSW)
2.4 quake North Atlantic Ocean, 99 km northwest of Ponta Delgada, Azores, Portugal, 19 June 2021 04:53 GMT (7 km SSW)
2.3 quake North Atlantic Ocean, 99 km northwest of Ponta Delgada, Azores, Portugal, 19 June 2021 07:19 GMT (1 km ESE)
All earthquakes at Don Joao de Castro Bank

Nevados Casiri volcano (Peru): magnitude 3.4 earthquake

A magnitude 3.4 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 15.0 km depth at 4 km distance NNE from the volcano.
Earthquake details:
3.4 quake Provincia de Tarata, 73 km northeast of Tacna, Peru, 19 June 2021 02:39 GMT (4 km NNE)
All earthquakes at Nevados Casiri

Numazawa volcano (Honshu): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.0 km depth at 17 km distance SSE from the volcano.
Earthquake details:
2.7 quake Ōnuma-gun, 44 km southwest of Kitakata, Fukushima, Japan, Jun 19, 2021 15:47:13.88 (17 km SSE)
All earthquakes at Numazawa

Paricutín (Michoacán-Guanajuato) volcano (Western & Central Mexico): 3 earthquakes up to magnitude 3.8

3 earthquakes occurred near (under) the volcano during 2 hours, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 15.0 and 12.0 km.
Earthquake details:
3.8 quake 17 km southwest of Uruapan, Michoacan, Mexico, 2021-06-19 02:57:36 (Hora de México) (19 km SSE)
3.7 quake Nuevo Parangaricutiro, 16 km west of Uruapan, Michoacan, Mexico, 2021-06-19 04:03:39 (Hora de México) (16 km SSE)
3.5 quake Nuevo Parangaricutiro, 17 km west of Uruapan, Michoacan, Mexico, 2021-06-19 01:36:40 (Hora de México) (14 km SSE)
All earthquakes at Paricutín (Michoacán-Guanajuato)

Salton Buttes volcano (California): 19 earthquakes up to magnitude 1.9

Possible earthquake swarm: 19 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 19.9 and 1.2 km.
Earthquake details: (only 5 largest)
1.9 quake 13km WSW of Niland, CA, 19 June 2021 12:35 GMT (3 km SW)
1.9 quake 12km W of Niland, CA, 19 June 2021 07:01 GMT (10 km NW)
1.6 quake 10km W of Niland, CA, 19 June 2021 02:01 GMT (3 km N)
1.5 quake 14km WSW of Niland, CA, 19 June 2021 21:35 GMT (12 km WSW)
1.5 quake 8km W of Niland, CA, 19 June 2021 03:43 GMT (4 km NNE)
All earthquakes at Salton Buttes

San Salvador volcano (El Salvador): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 13.0 km depth at 12 km distance WNW from the volcano.
Earthquake details:
2.5 quake Departamento de La Libertad, 25 km west of San Salvador, El Salvador, 2021-06-18 19:44:27 (12 km WNW)
All earthquakes at San Salvador